The Bolt,shear, cataloged under National Stock Number 5306-01-513-0154, is classified within Federal Supply Class 5306 (Bolts) of the Hardware and Abrasives group. The manufacturer of record is Northrop Grumman Systems Corporation. Government technical data includes 7 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5306-01-513-0154 |
| Primary Part Number | GB511ET4-18 |
| Item Name | Bolt,shear |
| FSC / FSG | 5306 / 53 — Bolts |
| Manufacturer | Northrop Grumman Systems Corporation |
| Status | ACTIVE |
| Fastener Length | 1.125 INCHES NOMINAL IN |
| Nominal Thread Diameter | 0.250 INCHES IN |
| Head Style | CROWNED HEXAGON |
| Thread Direction | RIGHT-HAND |
| Thread Quantity Per Inch | 28 |
| Material | STEEL CORROSION RESISTING OVERALL |
| Hole Type | DRILLED |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| MB197H4-18 | Hi-Shear Corporation (USA) |
| GB511ET4-18 PRIMARY | Northrop Grumman Systems Corporation (USA) |
| MB197H4-18 | Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc (CAN) |
NSN 5306-01-513-0154 is a Bolt,shear, manufactured by Northrop Grumman Systems Corporation, classified under FSC 5306, Bolts. Status: active.
NSN 5306-01-513-0154 has 3 manufacturer part numbers on file: MB197H4-18 (Hi-Shear Corporation), GB511ET4-18 (Northrop Grumman Systems Corporation), MB197H4-18 (Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc).
Key specifications for GB511ET4-18: Fastener Length: 1.125 INCHES NOMINAL IN; Nominal Thread Diameter: 0.250 INCHES IN; Head Style: CROWNED HEXAGON; Thread Direction: RIGHT-HAND. 7 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.